Table 4 Metabolic profile of infants with MBD at different postnatal ages
Metabolic profile | ≤ 28 weeks | 29–30 weeks | 31–32 weeks | P value | |
|---|---|---|---|---|---|
Mean serum calcium | 4 weeks (n =57) | 9.390 ± 0.937 | 9.038 ± 1.170 | 9.140 ± 0.864 | 0.668 |
6 weeks (n =43) | 9.629 ± 0.645 | 9.240 ± 1.042 | 9.7 ± 1.004 | 0.369 | |
8 weeks (n =32) | 9.843 ± 0.310 | 9.411 ± 0.654 | 9.486 ± 0.767 | 0.312 | |
10 weeks (n = 23) | 9.300 ± 0.985 | 9.300 ± 1.225 | 9.925 ± 0.654 | 0.403 | |
12 weeks (n = 18) | 9.500 ± 0.608 | 10.100 ± 0.819 | 9.950 ± 0.212 | 0.490 | |
14 weeks (n = 13) | 9.700 ± 0.141 | 9.800 ± 0.352 | 9.920 ± 0.622 | 0.836 | |
18 weeks (n = 2) | 9.500 | -- | 10.100 | --- | |
Mean serum | 4 weeks (n = 57) | 3.760 ± 1.297 | 4.335 ± 1.186 | 4.500 ± 1.577 | 0.380 |
Phosphorus | 6 weeks (n = 43) | 3.900 ± 1.044 | 4 ± 1.216 | 5.027 ± 1.449 | 0.068 |
8 weeks (n = 32) | 4.571 ± 0.743 | 4.294 ± 1.223 | 5.129 ± 1.525 | 0.317 | |
10 weeks (n = 23) | 4.8 ± 0.608 | 4.825 ± 1.217 | 5.050 ± 1.421 | 0.915 | |
12 weeks (n = 18) | 4.867 ± 0.306 | 5.723 ± 0.896 | 5.700 ± 0.283 | 0.281 | |
14 weeks (n = 13) | 5.733 ± 0.404 | 5.783 ± 0.943 | 5.540 ± 0.792 | 0.881 | |
18 weeks (n = 2) | 5.200 | --- | 3.600 | ---- | |
Mean serum | 4 weeks (n = 57) | 1222.30 ± 624.7 | 892.54 ± 489.33 | 760.27 ± 460.51 | 0.090 |
Alkaline | 6 weeks (n = 43) | 1413.43 ± 301.0 | 1151.76 ± 746.95 | 871.36 ± 353.87 | 0.192 |
Phosphatase | 8 weeks (n = 32) | 1891.71 ± 819.7 | 1315.89 ± 532.45 | 1169.71 ± 648.7 | 0.078 |
10 weeks (n = 23) | 1576 ± 856.2 | 1291.92 ± 452.01 | 1002.00 ± 848.5 | 0.408 | |
12 weeks (n = 18) | 1608.33 ± 527.1 | 705.31 ± 274.89 | 645.00 ± 148.49 | 0.001 | |
14 weeks (n = 13) | 1025.00 ± 318.2 | 1240.67 ± 685.93 | 947.20 ± 1054.4 | 0.824 | |
18 weeks (n = 2) | 1354 | --- | 3267.00 | ---- | |